optics

Demo Highlight: Laser and Double Slit
Demo Highlight: Polarizers and Light Source
Demonstration Highlight: Cosmic Ray Detector
Demonstration Highlight: Focusing Heat
Demonstration Highlight: Gravitational Lensing Model
Demonstration Highlight: Laser Waterfall
Demonstration Highlight: More Fun with Polarization
Demonstration Highlight: Plane Mirror
Demonstration Highlight: Reflecting Telescope Models
Demonstration Highlight: Refraction
Demonstration Highlight: Tyndall's Experiment
Demonstration Highlight: Visible and Invisible Spectra
Quantum Demonstration and Simulation: The Hydrogen Atom
Space News: The Nancy Grace Roman Space Telescope
STEM News Tip: Raman Spectroscopy for COVID-19 Testing
STEM News Tip: Titan and its Atmosphere on APOD